...because we can't all be on the bleeding edge...





486SH REV. 3.12

ADVANCED INTEGRATION RESEARCH, INC.

486SH REV. 3.12

Processor

80486SX/80487SX/80486DX/ODP486SX/AM486DX2/80486DX2/AM486DX4/ 80486DX4/Pentium Overdrive

Processor Speed

25/33/40/50(internal)/50/66(internal)75(internal)/100(internal)MHz

Chip Set

SIS

Max. Onboard DRAM

128MB

Cache

128/256/512KB

BIOS

AMI

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (3)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J1

Speaker

J4

Reset switch

J2

Turbo LED

J5

Turbo switch

J3

32-bit VESA local bus slots

SL1 - SL3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

 

Turbo enabled

J3

pins 2 & 3 closed

 

Turbo disabled

J3

pins 1 & 2 closed

Ľ

CMOS memory normal operation

JP16

pins 1 & 2 closed

 

CMOS memory clear

JP16

pins 2 & 3 closed

Ľ

Monitor type select VGA/EGA/monochrome

JP17

Open

 

Monitor type select CGA

JP17

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB

(1) 512K x 36

NONE

NONE

NONE

4MB

(1) 512K x 36

NONE

(1) 512K x 36

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

6MB

(1) 512K x 36

NONE

(1) 1M x 36

NONE

8MB

(1) 512K x 36

(1) 1M x 36

(1) 512K x 36

NONE

8MB

(1) 1M x 36

NONE

(1) 1M x 36

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

12MB

(1) 512K x 36

(1) 1M x 36

(1) 512K x 36

(1) 1M x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

NONE

(1) 2M x 36

NONE

16MB

(1) 4M x 36

NONE

NONE

NONE

18MB

(1) 512K x 36

NONE

(1) 4M x 36

NONE

20MB

(1) 512K x 36

(1) 4M x 36

(1) 512K x 36

NONE

20MB

(1) 1M x 36

NONE

(1) 4M x 36

NONE

24MB

(1) 512K x 36

(1) 1M x 36

(1) 512K x 36

(1) 4M x 36

24MB

(1) 1M x 36

(1) 4M x 36

(1) 1M x 36

NONE

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

NONE

32MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

32MB

(1) 4M x 36

NONE

(1) 4M x 36

NONE

32MB

(1) 8M x 36

NONE

NONE

NONE

36MB

(1) 512K x 36

(1) 4M x 36

(1) 512K x 36

(1) 4M x 36

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

36MB

(1) 1M x 36

NONE

(1) 8M x 36

NONE

40MB

(1) 1M x 36

(1) 4M x 36

(1) 1M x 36

(1) 4M x 36

40MB

(1) 1M x 36

(1) 8M x 36

(1) 1M x 36

NONE

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

(1) 4M x 36

NONE

(1) 8M x 36

NONE

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 16M x 36

NONE

NONE

NONE

64MB

(1) 4M x 36

(1) 8M x 36

(1) 4M x 36

NONE

64MB

(1) 8M x 36

NONE

(1) 8M x 36

NONE

68MB

(1) 1M x 36

NONE

(1) 16M x 36

NONE

68MB

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

NONE

DRAM CONFIGURATION (CONíT)

Size

Bank 0

Bank 1

Bank 2

Bank 3

72MB

(1) 1M x 36

(1) 16M x 36

(1) 1M x 36

NONE

72MB

(1) 1M x 36

(1) 8M x 36

(1) 1M x 36

(1) 8M x 36

80MB

(1) 4M x 36

NONE

(1) 16M x 36

NONE

80MB

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

NONE

96MB

(1) 4M x 36

(1) 16M x 36

(1) 4M x 36

NONE

96MB

(1) 4M x 36

(1) 8M x 36

(1) 4M x 36

(1) 8M x 36

96MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

NONE

128MB

(1) 16M x 36

NONE

(1) 16M x 36

NONE

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 32K x 8

256KB (A)

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB (B)

(4) 64K x 8

NONE

(1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

Note: The orientation of Banks 0 & 1 are unidentified.

CACHE JUMPER CONFIGURATION

Size

JP1

JP2

JP3

JP4

JP33

128KB

1 & 2

1 & 2

1 & 2, 3 & 4

1 & 2

2 & 3

256KB (A)

2 & 3

2 & 3

2 & 3, 4 & 5

1 & 2

2 & 3

256KB (B)

1 & 2

2 & 3

1 & 2, 3 & 4

1 & 2

1 & 2

512KB

1 & 2

2 & 3

1 & 2, 3 & 4

2 & 3

2 & 3

Note: The location of JP33 is unidentified. Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JP8

JP9

JP11

JP30

JP36

80486SX

2 & 3

Open

Open

Open

1 & 3, 2 & 4

80487SX

1 & 2

Closed

2 & 3

Open

1 & 3, 2 & 4

ODP486SX

1 & 2

Closed

2 & 3

Open

1 & 3, 2 & 4

80486DX

1 & 2

Closed

3 & 4

Open

1 & 3, 2 & 4

AM486DX2

1 & 2

Closed

3 & 4

Open

3 & 5, 4 & 6

80486DX2

1 & 2

Closed

3 & 4

Open

1 & 3, 2 & 4

AM486DX4

1 & 2

Closed

3 & 4

Closed

3 & 5, 4 & 6

80486DX4

1 & 2

Closed

3 & 4

Open

3 & 5, 4 & 6

P24T

1 & 2

Closed

2 & 3

Open

1 & 3, 2 & 4

Note: The location of JP30 is unidentified. Pins designated should be in the closed position.

CPU SPEED CONFIGURATION

Speed

JP5

JP6

JP7

JP29

25MHz

Closed

Closed

Open

pins 1 & 2 closed

33MHz

Open

Closed

Closed

pins 1 & 2 closed

40MHz

Closed

Open

Open

pins 2 & 3 closed

50iMHz

Closed

Closed

Open

pins 1 & 2 closed

50MHz

Open

Open

Closed

pins 2 & 3 closed

66iMHz

Open

Closed

Closed

pins 1 & 2 closed

75iMHz

Closed

Closed

Open

pins 1 & 2 closed

100iMHz

Open

Closed

Closed

pins 2 & 3 closed